/Engine/Source/Editor/ViewportInteraction/Public/ViewportWorldInteraction.h
Check if there is another interactor hovering over the component
bool IsOtherInteractorHoveringOverComponent ( [UViewportInteractor](API\Editor\ViewportInteraction\UViewportInteractor) * Interactor, [UActorComponent](API\Runtime\Engine\Components\UActorComponent) * Component ) const